The tough tendon-like structures that anchor the AV valves are the ____
a. endocardium
b. septum
c. chordae tendineae
d. semilunar valves
e. Purkinje fibers
ANSWER: c
You might also like to view...
Distinguish between a circadian clock and circadian rhythm
What will be an ideal response?
Thyroid hormone deficiency can lead to a condition known as ____
a. hypothyroidism b. hyperthyroidism c. rickets d. AIDS e. bowed legs
Regular, consistent intervention, such as some modern logging practices, may create which type of stable community?
A) immature B) evergreen C) forest D) recovered E) varied
Why does DNA pol I carry the number one?
A. It is the only polymerase that has both 3' to 5' and 5' to 3' exonuclease activity. B. It is the first polymerase to be activated during DNA replication. C. It is the smallest polymerase. D. It was the first polymerase isolated from E. coli.